Course code HidZ2010

Credit points 2

Hydraulics I

Total Hours in Course80

Number of hours for lectures24

Number of hours for laboratory classes8

Independent study hours48

Date of course confirmation01.03.2016

Responsible UnitDepartment of Architecture and Building

Course developer

author lect.

Daina Ieviņa

Mg. sc. ing.

Course abstract

Subject provides knowledge of the fluid, its characteristics and the forces at work. Existing peace deals with fluids and fluid movement both laminar and turbulent regime, as well as the hydraulic resistance to flow and their calculation. Acquainted with the channel calculations.

Learning outcomes and their assessment

Knowledge and understanding of basics concepts of hydraulics course, under consideration of the regularities of the liquid at rest and in motion. Evaluation of completed and defended laboratory works and permanent works. Skills to the size of hydraulic measurements and apply knowledge of water management calculations, hydrotechnics, water supply and sewage systems. Evaluation of completed and defended laboratory works and permanent works. Competence to be able to analyze information on the liquids, it flows to the hydraulic pipes and construction estimates. Assessment with written test.

Course Content(Calendar)

1 Hydraulics - science of fluid balance and movement regularities.
2 Main physical properties of liquids. Viscosity.
3 Hydrostatic pressure. Basic equation. Permanent job..
4 The Pascal Law. Pressure distribution in liquid.
5 Pressure gauge. Vacuum. Permanent job.
6 Hydrostatic pressure episodes. Determination of pressure force. Test work.
7 Hydrodynamics. Flow geometric elements.
8 Bernoulli equation for fluid flow.
9 Laminar and Turbulent Flow. Local hydraulic losses.
10 Friction Loss. Hydraulic calculations for pipelines. Permanent job.
11 Fluid outlet through holes and tips.
12 Flow Siphons. Hydraulic shock in pipelines.
13 Smooth flow in open beds. Basic equation. Testing ..
14 Flow Active Cross Section Parameters. Hydraulic calculations of channels. Permanent job.

Requirements for awarding credit points

Regular work in the classroom 75% attending,
2 test works, 8 laboratory works, test with ar mark

Description of the organization and tasks of students’ independent work

Practical works, tasks. At the end of each topic, practical tasks in calculating different situations are performed, laboratory works are carried out, where conclusions have to be provided according to the topic.

Criteria for Evaluating Learning Outcomes

The student is able to prove the acquired knowledge and skills about hydraulics concepts, calculations, performing 2 tests,laboratory works. Test with ar mark.

Compulsory reading

1.Lediņš V. Ūdensapgāde un kanalizācija. Rīga: RTU izdevniecība, 2007. 208 lpp. 2. Ухин Б.В., Мельников Ю.Ф. Инженерная гидравлика. Москва: Изд. Ассоциации строительных вузов, 2007. 343 с. 3. Dirba V., Uiska J., Zars V. Hidraulika un hidrauliskās mašīnas. Rīga, Zvaigzne, 1977. 366 lpp.

Further reading

1. Tilgalis Ē. Notekūdeņu savākšana un attīrīšana. Jelgava: LLU, 2004. 239 lpp. 2. Lielpēters P., Dorošenko R., Geriņš Ē. Fluidtehnika. Rīga: RTU, 2005. 183 lpp.

Periodicals and other sources

1. Latvijas Būvniecība: ceļvedis būvniecības nozares virzītājiem. Rīga: LILIT ISSN 1691-4058. 2. Enerģija un Pasaule. Rīga: SIA Enerģija un pasaule ISSN 1407-5911.


Compulsory course VBF Professional Bachelor Study Program "Environment and Water Management".